html,
body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
}

.fab {
    position: absolute;
    right: 0.5rem;
    bottom: 0.4rem;
    /*z-index: 999;*/
}

#add-user-layer {
    display: none;
}

#add-user-form {
    margin: 1rem;
}

.layui-form-label {
    width: 3rem;
}

.layui-input-block {
    margin-left: 5rem;
}